class_docstr: Events specific for the impala algorithm, in order to record and analyse it's behaviour in more detail
docstr: Record the estimated queue size before and after the collection of the actors output
  
  :param before: the estimated queue size before collection
  :param after: the estimated queue size after collection
docstr_tok: ["Record","the","estimated","queue","size","before","and","after","the","collection","of","the","actors","output",":","param","before",":","the","estimated","queue","size","before","collection",":","param","after",":","the","estimated","queue","size","after","collection"]
code: def estimated_queue_sizes(self, before: int, after: int):
      """Record the estimated queue size before and after the collection of the actors output
  
      :param before: the estimated queue size before collection
      :param after: the estimated queue size after collection
      """
  
file_path: maze/maze/train/trainers/impala/impala_events.py
imports: from abc import ABC
  import numpy
  from maze.core.log_stats.event_decorators import define_epoch_stats
label_desc: Use image node_id 6 for calling the ImpalaEvents obj's underlying member method code with example usage: obj.estimated_queue_sizes(before, after) without return types